YbNd2S4

ceramic

· JVASP-13891· YbNd2S4

YbNd2S4 is a rare-earth sulfide ceramic compound combining ytterbium and neodymium in a sulfide matrix, representing a specialized class of materials developed primarily for research and advanced applications rather than broad industrial use. This material belongs to the family of rare-earth chalcogenides, which are investigated for potential applications in optical devices, luminescent systems, and high-temperature specialty ceramics where rare-earth electronic properties are leveraged. Engineers would consider this compound in niche applications requiring rare-earth functionality in sulfide-based systems, though availability and cost typically limit adoption to research settings and specialized defense or space applications.

rare-earth optical ceramicsluminescent materials researchhigh-temperature specialty ceramicssolid-state physics applicationsadvanced materials development

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1833	lb/in³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.063	eV	DFT · OptB88vdW
↳	2.834	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	17.04	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	8.190	-	DFT · OptB88vdW
↳	6.849	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.5000	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.427	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.09288	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00104	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00225	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-169.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	357.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	6.670	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.3176	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.995	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

YbNd2S4 — Properties & Data | MatWorld

YbNd2S4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental